[U-Boot] [PATCH v2 07/24] mtd: ensure MTD is compiled when there is a SPI NOR flash

[Boris Brezillon]

On Thu, 29 Nov 2018 00:07:43 +0100
Miquel Raynal <miquel.raynal at bootlin.com> wrote:

> MTD must be enabled when there is a SPI NOR flash.

Not sure this is required, as the SF layer is mostly independent from
the MTD layer, except for the sf_mtd.c portion. It's probably safer to
only enable CONFIG_MTD when CONFIG_SPI_FLASH_MTD is enabled.

> Also enable it when CONFIG_CMD_SF is selected to do not
> break any build during later cleanup.
> 
> Signed-off-by: Miquel Raynal <miquel.raynal at bootlin.com>